Home / 19,820.03-29,729.87-5,028.73

Finding the Fourth Proportional to 19,820.03, 29,729.87 and 5,028.73

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Solution

The fourth proportional to 19,820.03, 29,729.87 and 5,028.73 is: 7,543.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,820.03 : 29,729.87 = 5,028.73 : x
  2. Step 2: Convert to fraction form
    19,820.03/29,729.87 = 5,028.73/x
  3. Step 3: Cross multiply
    19,820.03x = 29,729.87 × 5,028.73
  4. Step 4: Simplify right side
    19,820.03x = 149,503,597.00
  5. Step 5: Solve for x
    x = 149,503,597.00/19,820.03
  6. Step 6: Final answer
    x = 7,543.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.